| Ludwigsburg to Devnya | 961.28 mi (1,547.04 km) |
| Ludwigsburg to Dimitrovgrad | 922.24 mi (1,484.20 km) |
| Ludwigsburg to Dobrich | 960.90 mi (1,546.42 km) |
| Ludwigsburg to Dospat | 881.18 mi (1,418.12 km) |
| Ludwigsburg to Dupnitsa | 812.59 mi (1,307.74 km) |
| Ludwigsburg to Elhovo | 957.77 mi (1,541.39 km) |
| Ludwigsburg to Etropole | 824.44 mi (1,326.80 km) |
| Ludwigsburg to Gabrovo | 878.62 mi (1,414.00 km) |
| Ludwigsburg to Gorna Oryahovitsa | 884.05 mi (1,422.74 km) |
| Ludwigsburg to Gotse Delchev | 867.78 mi (1,396.56 km) |
| Ludwigsburg to Harmanli | 939.42 mi (1,511.86 km) |
| Ludwigsburg to Haskovo | 925.68 mi (1,489.75 km) |
| Ludwigsburg to Ihtiman | 833.22 mi (1,340.93 km) |
| Ludwigsburg to Isperih | 912.19 mi (1,468.02 km) |
| Ludwigsburg to Kardzhali | 929.42 mi (1,495.76 km) |
